ticket analysis
21Sunk costs — In economics and business decision making, sunk costs are retrospective (past) costs that have already been incurred and cannot be recovered. Sunk costs are sometimes contrasted with prospective costs, which are future costs that may be incurred… …
22Event Correlation — is a technique for making sense of a large number of events and pinpointing the few events that are really important in that mass of information. It has been notably used in Telecommunications and Industrial Process Control since the 1970s, in… …
23Electoral College (United States) — Electoral votes by state/federal district, for the elections of 2012, 2016 and 2020, with apportionment changes between the 2000 and 2010 Censuses …
24NFL on television — The television rights to broadcast National Football League (NFL) games are the most lucrative and expensive rights of any American sport. It was television that brought professional football into prominence in the modern era after World War II.… …
25Al Gore — This article is about the former U.S. Vice President. For his father, who was also a U.S. Senator, see Albert Gore, Sr. Al Gore …
26Operant conditioning — is a form of psychological learning during which an individual modifies the occurrence and form of its own behavior due to the association of the behavior with a stimulus. Operant conditioning is distinguished from classical conditioning (also… …
27Seat belt legislation — is a law or laws put in place to enforce or require, the fitting of seat belts to motor vehicles, or the wearing of seat belts by motor vehicle occupants. Most western countries have some seat belt legislation.Fact|date=March 2008.The legal… …
28Air safety — is a term encompassing the theory, investigation and categorization of flight failures, and the prevention of such failures through regulation, education and training. It can also be applied in the context of campaigns that inform the public as… …
29Public transport — This article is about passenger transportation systems. For mathematics, see transportation theory. For other uses, see Mass transit (disambiguation). Public infrastructure Assets and facilities …
30National Routeing Guide — A copy of the 2002 edition of the National Routeing Guide. The National Routeing Guide is a document, the definitive resource on the validity (and invalidity) of rail tickets for the purpose of rail travel in England, Wales, and Scotland (that is …
